Finding the Fourth Proportional to 52,956.38, 79,472.79 and 30,740.10

Step by Step Solution

1. Step 1: Write the proportion equation
   52,956.38 : 79,472.79 = 30,740.10 : x
2. Step 2: Convert to fraction form
   52,956.38/79,472.79 = 30,740.10/x
3. Step 3: Cross multiply
   52,956.38x = 79,472.79 × 30,740.10
4. Step 4: Simplify right side
   52,956.38x = 2,443,001,511.88
5. Step 5: Solve for x
   x = 2,443,001,511.88/52,956.38
6. Step 6: Final answer
   x = 46,132.34